Casing for mountable alarm unit



FIG. 1 is a perspective view of the casing secured to a mountable alarmunit.

FIG. 2 is a perspective view of the casing.

FIG. 3 is a front elevation view of the casing.

FIG. 4 is a rear elevation view of the casing.

FIG. 5 is a top plan view of the casing.

FIG. 6 is a bottom plan view of the casing.

FIG. 7 is a first side elevation view of the casing; and,

FIG. 8 is a second side elevation view of the casing.

In the drawings, the broken lines depict environmental subject matteronly and form no part of the claimed design.

CLAIM The ornamental design for a casing for mountable alarm unit, asshown and described.